Yes — Strong Match
Ethiopian mustard (zones 4-10) covers every zone Nevada contains (4a-10a), so hardiness is not what limits it anywhere in the state.
Your yard isn't the whole zone.
Ethiopian Mustard is grown as an annual, so your winter zone isn't the deciding factor — your frost-free window is. A typical Nevada site runs ~163 frost-free days, but that is a state median, not your yard: slope, trees, and low spots move the last-frost date across a single parcel. Enter your address and we'll score ethiopian mustard against your land's actual frost dates, sun, and soil.
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Zone Comparison
Ethiopian Mustard Needs
- USDA Zones: 4-10
- Sun: Full Sun
- Mature size: 4 ft tall
- Drought tolerance: Medium
Nevada Has
- USDA Zones: 4a-10a
- Last Hard Freeze (28°F): Apr 28 - May 20
- First Hard Freeze (28°F): Oct 9 - Oct 21
- Annual Rainfall: 4-12 inches
- Common Soils: Desert sand, Caliche, Alkaline clay
Plant Zone Range (zones 4-10)
Preferred Soil pH
Plant data: USDA PLANTS Database / Growable Ground plant catalog. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.
When to Plant Ethiopian Mustard in Nevada
The frost window
Across Nevada, the last spring hard freeze (28°F) clears between Apr 28 and May 20, and the first fall hard freeze lands between Oct 9 and Oct 21 (NOAA Regional Climate Centers ACIS, 1991-2020). Counting from the latest last freeze to the earliest first freeze, that's a 142-day window you can count on — up to 176 days on a mild site in a kind year. That marks the hard freeze, not the last light frost, so tender transplants usually wait another 2-3 weeks.
Frost tenderness
Ethiopian Mustard is frost-tender — its listed minimum temperature is 41°F (USDA PLANTS Database) — so set plants out two to three weeks PAST your local last hard freeze, not on it and not on the state's earliest date. The 28°F marker above is when killing freezes stop, not when light frost does.
When to start the seed
Ethiopian Mustard is direct-sown where it grows rather than started under cover, so there is no seed-tray head start to bank — Nevada's dates above are the whole calendar for it. That makes the last-freeze date the binding constraint, and a warmer pocket of your own yard is worth more to this crop than it is to a transplanted one.
Days to maturity vs. the window
At 90 days to maturity (USDA PLANTS Database), counting from the last hard freeze it ripens with 52 days to spare even in Nevada's tightest freeze scenario — room for a later start or a second sowing.
Frost window: NOAA Climate Normals 1991-2020. Plant timing fields: USDA PLANTS Database. Your site's own frost dates can run earlier or later than the state range — a parcel report pins them down.
Growing Season Fit
The zone check says ethiopian mustard survives winter here. Whether the season is long enough — and warm enough — is a different question.
Days to maturity
Ethiopian Mustard matures in ~90 days (Growable Ground Plant Database). A typical Nevada site has ~163 frost-free days, so plenty of room for a second succession.
Growing degree days
Ethiopian Mustard needs ~1400 GDD (base 50°F) to ripen. The state median runs ~1725 GDD (from PRISM 1991-2020 climate normals), so Nevada's typical season clears that easily.
GDD and chill-hour figures are computed from PRISM 1991-2020 monthly climate normals; frost-free days from NOAA Regional Climate Centers ACIS, 1991-2020. Each is the state median across its counties (P25/P75 span the within-state spread). Hardiness-zone range is USDA PHZM 2023.
Soil + Drainage Fit
Ethiopian Mustard tolerates a wide pH range (pH 5-8.5) — 3.5 units, acid ground through alkaline — so soil acidity is rarely what limits it in Nevada. A soil test is still worth having, but for what else it tells you about this site, not to clear this plant. It will grow across that whole span, but it does best between pH 5.5 and 8 — worth knowing before you decide whether a Nevada soil test result is a problem or just a number. Drainage matters: this plant wants well (dry spells). If your Nevada site is heavier clay or sits in a low spot, raised beds or amendment with compost solve it.
Plant pH and drainage requirements from USDA PLANTS Database. Nevada soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Ethiopian Mustard in Nevada — Quick Answer
- Verdict: Yes — Strong Match
- Plant Zones: 4-10 (USDA PLANTS Database)
- State Zones: 4a-10a (USDA ARS PHZM 2023)
- Growing Season: 28°F hard freezes about Apr 28 - May 20 to Oct 9 - Oct 21 (NOAA Regional Climate Centers ACIS, 1991-2020)
- Days to Maturity: 90 days
What Else to Consider for Ethiopian Mustard in Nevada
Zone compatibility tells you about winter cold survival — but Nevada growers also need to think about:
Extremely low rainfall (driest US state)
Alkaline soils (pH 8-9) limit many species
Extreme summer heat in southern valleys
What to actually do about these — and the constraints that apply to every Nevada grower, not just ethiopian mustard — is covered on the Nevada growing guide.
Timing shifts within Nevada
Ethiopian Mustard needs about 90 days of frost-free season from planting to harvest. Even Elko County — Nevada’s shortest season at 110 frost-free days — clears that by 20 days, so season length isn’t the constraint anywhere in Nevada. What varies is your own parcel.
Across Nevada’s 17 counties the frost-free season runs from 110 days in Elko County to 321 days in Clark County — a spread of 211 days, which is why a single statewide planting date misleads. The median Nevada county sees 163 frost-free days, leaving ethiopian mustard about 73 days of slack on a typical parcel — room for a second sowing where the season runs long.
County last-freeze dates and frost-free day counts: NOAA Regional Climate Centers ACIS (1991-2020), county 28°F freeze (earlier than the folk 32°F "last frost"). Ethiopian Mustard's 90-day requirement: USDA PLANTS / Growable Ground plant database (days to maturity). A parcel report resolves your address's own frost dates.
Where in Nevada Fits Best
Even within Nevada's zones 4a-10a, county microclimates differ enough to change what thrives. These counties carry the closest zone match for ethiopian mustard (USDA PHZM 2023):
Pollinator + Wildlife Value
Ethiopian Mustard draws honeybees and native bees (moderate value, Growable Ground Plant Database). Planting it near vegetable beds can lift fruit set on neighboring crops. Outdoors, ethiopian mustard can only work that bloom inside Nevada's frost window — roughly 163 days, opening after the last 28°F freeze (Apr 28 - May 20) and closing at the first (Oct 9 - Oct 21), per NOAA Regional Climate Centers ACIS, 1991-2020.
Nevada Cooperative Extension
For Nevada-specific cultivar recommendations, planting calendars, and pest pressure for ethiopian mustard, the canonical source is University of Nevada, Reno Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Ethiopian Mustard native to Nevada?
No — the USDA PLANTS Database lists Ethiopian Mustard as introduced rather than native in the Lower 48, so it is not part of Nevada's native flora. It grows here as a garden plant; pairing it with a few Nevada natives keeps local pollinators fed too.
Looking for plants that belong here? The Nevada growing guide lists USDA-documented natives for the state.
Native-range data: USDA PLANTS Database state-distribution records, accessed 2026-07-01.
Common Questions About Growing Ethiopian Mustard in Nevada
When can I plant Ethiopian Mustard in Nevada?
Nevada's last spring hard freeze (28°F) clears between Apr 28 and May 20, and the first fall hard freeze lands between Oct 9 and Oct 21 (NOAA Regional Climate Centers ACIS, 1991-2020). Ethiopian Mustard is frost-tender — its listed minimum temperature is 41°F (USDA PLANTS Database) — so wait two to three weeks past your site's last hard freeze, when light frost has also stopped, before planting out.
Can Ethiopian Mustard mature before first frost in Nevada?
Yes — Ethiopian Mustard matures in 90 days (USDA PLANTS Database), and Nevada's dependable hard-freeze-free window runs 142 days (NOAA Regional Climate Centers ACIS, 1991-2020), leaving 52 days of margin. Plant once the last hard freeze has passed — two to three weeks later for anything tender — and it ripens ahead of the first fall freeze.
What hardiness zone is Ethiopian Mustard grown in across Nevada?
Nevada spans USDA hardiness zones 4a-10a (USDA ARS PHZM 2023). Ethiopian Mustard carries a range of zones 4-10, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical Nevada site have?
A typical Nevada site sees ~163 frost-free days per year (derived from NOAA Regional Climate Centers ACIS, 1991-2020). Ethiopian Mustard should be matched against that window, so check whether your local microclimate runs above or below the state average before settling on a planting date.
Is Ethiopian Mustard native to Nevada?
No — the USDA PLANTS Database lists Ethiopian Mustard as introduced rather than native in the Lower 48, so it is not part of Nevada's native flora. It grows here as a garden plant; pairing it with a few Nevada natives keeps local pollinators fed too.
How should I amend the soil for Ethiopian Mustard in Nevada?
Ethiopian Mustard tolerates pH 5-8.5 and well (dry spells) drainage (FAO ECOCROP). That is a 3.5-unit span, acid ground through alkaline, so pH is rarely what limits this plant on a Nevada site — amend for drainage and organic matter first.
Will Ethiopian Mustard actually grow on my specific land in Nevada?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores ethiopian mustard against your address's exact soil pH, drainage, sun, and frost-date data drawn from USDA SSURGO, NOAA, and PRISM — not state averages.
Check your specific parcel in Nevada
State-level data is a sketch. Your Growable Ground report scores ethiopian mustard against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
Three things about your lot that Nevada ethiopian mustard averages can't show:
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